      {:lens/update-branch (update-branch-form branch)}})
 
   :handle-not-found
-  (fn [_]
-    {:links {:up {:href (service-document-path)}}
-     :error "Branch not found."})
+  {:links {:up {:href (service-document-path)}}
+   :error "Branch not found."}
 
   :handle-precondition-failed
-  (fn [_]
-    {:links {:up {:href (service-document-path)}}
-     :error "Precondition failed."}))
+  {:links {:up {:href (service-document-path)}}
+   :error "Precondition failed."})
 
 ;; ---- Branch List -----------------------------------------------------------
 

     :id (:workbook/id workbook)})

  :handle-not-found
  (fn [_]
    {:links {:up {:href (service-document-path)}}
     :error "Workbook not found."}))

;; ---- Create Workbook -------------------------------------------------------


  (fnk [branch] (branch-path branch))

  :handle-not-found
  {:links {:up {:href (service-document-path)}}
   :error "Workbook not found."})

;; ---- Add Query -------------------------------------------------------------

